I'm not familiar with Stensholt, but here's my attempted proof of mono-raise:<div><br></div><div>Raise the winner W on ballot B. Then W pairwise beats or ties a superset of the same candidates as before, so its score does not decrease.</div><div><br></div><div>Suppose some other candidate W' increases it's score without W also increasing its score. This can only happen if W (by moving to top) becomes the only top ranked candidate on B that does not beat W' and is not itself beaten by every other top ranked candidate on B ...</div><div><br></div><div>I suppose that is possible ...</div><div><br></div><div>Is there a simple fix?<br><br>On Tuesday, December 22, 2020, Kristofer Munsterhjelm <<a href="mailto:km_elmet@t-online.de" target="_blank">km_elmet@t-online.de</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On 22/12/2020 22.01, Forest Simmons wrote:<br>
> Elect the alternative that on the greatest number of ballets ballots,<br>
> pairwise beats or ties the top choice.<br>
<br>
Isn't that Stensholt's BPW? And isn't BPW nonmonotone?<br>
<br>
(I'm not sure what you mean by "top choice" if it isn't the Plurality<br>
winner.)<br>
<br>
-km<br>
</blockquote></div>